When to plant Cabbage in Zone 12a
In Zone 12a, Cabbage: start seeds indoors around Nov 6–Nov 20; transplant outdoors around Dec 18–Jan 1. Expect to harvest around Feb 26–Mar 12.
| Step | When |
|---|---|
| Start seeds indoors | Nov 6 – Nov 20 |
| Transplant outdoors | Dec 18 – Jan 1 |
| Harvest | Feb 26 – Mar 12 |
Tip: Start indoors and transplant while it's still cool. Steady moisture prevents split heads.
Zone 12a averages a last spring frost around Jan 1 and a first fall frost around Dec 31. These are zone averages — look up your ZIP for your exact area.
See the full Zone 12a calendar in the tool →